Vale Grande Geodetic Marker

Vale Grande Geodetic Marker is a point in the Portuguese National Geodetic Network (RGN), the reference network used for mapping, surveying and geographic measurement in Portugal.

Coordinates: 40° 11' 3.1073" N, 07° 55' 22.0044" W (40.18419647, -7.92277900). RGN identification: 1:50,000 sheet 20C, order 2, type BOLEMBREANO.

Altimetry: orthometric altitude at the top 1014.04 m; at the base 1011.54 m; ellipsoidal altitude at the top 1070.11 m.

This record is based on official RGN coordinate data and is useful for understanding the landscape, planning map work or identifying a precise geographic reference point. Local access conditions can vary, so check the terrain before visiting.

RGN source ID: rgn-20c-vale-grande